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/*
*
* ===================================
* HARP | Host ATM Research Platform
* ===================================
*
*
* This Host ATM Research Platform ("HARP") file (the "Software") is
* made available by Network Computing Services, Inc. ("NetworkCS")
* "AS IS". NetworkCS does not provide maintenance, improvements or
* support of any kind.
*
* NETWORKCS MAKES NO WARRANTIES OR REPRESENTATIONS, EXPRESS OR IMPLIED,
* INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE, AS TO ANY ELEMENT OF THE
* SOFTWARE OR ANY SUPPORT PROVIDED IN CONNECTION WITH THIS SOFTWARE.
* In no event shall NetworkCS be responsible for any damages, including
* but not limited to consequential damages, arising from or relating to
* any use of the Software or related support.
*
* Copyright 1994-1998 Network Computing Services, Inc.
*
* Copies of this Software may be made, however, the above copyright
* notice must be reproduced on all copies.
*
* @(#) $FreeBSD$
*
*/
/*
* FORE Systems 200-Series Adapter Support
* ---------------------------------------
*
* Network interface layer support
*
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/socket.h>
#include <sys/socketvar.h>
#include <net/if.h>
#include <netatm/port.h>
#include <netatm/queue.h>
#include <netatm/atm.h>
#include <netatm/atm_sys.h>
#include <netatm/atm_sap.h>
#include <netatm/atm_cm.h>
#include <netatm/atm_if.h>
#include <netatm/atm_ioctl.h>
#include <netatm/atm_stack.h>
#include <netatm/atm_pcb.h>
#include <netatm/atm_var.h>
#include <pci/pcivar.h>
#include <dev/hfa/fore.h>
#include <dev/hfa/fore_aali.h>
#include <dev/hfa/fore_slave.h>
#include <dev/hfa/fore_stats.h>
#include <dev/hfa/fore_var.h>
#include <dev/hfa/fore_include.h>
#ifndef lint
__RCSID("@(#) $FreeBSD$");
#endif
/*
* Handle netatm core service interface ioctl requests
*
* Called at splnet.
*
* Arguments:
* code ioctl function (sub)code
* data data to/from ioctl
* arg optional code-specific argument
*
* Returns:
* 0 request processed successfully
* error request failed - reason code
*/
int
fore_atm_ioctl(code, data, arg)
int code;
caddr_t data;
caddr_t arg;
{
struct atminfreq *aip = (struct atminfreq *)data;
struct atm_pif *pip;
Fore_unit *fup;
caddr_t buf = aip->air_buf_addr;
struct air_vinfo_rsp *avr;
int count, len, buf_len = aip->air_buf_len;
int err = 0;
char ifname[2*IFNAMSIZ];
ATM_DEBUG2("fore_atm_ioctl: code=%d, opcode=%d\n",
code, aip->air_opcode);
switch ( aip->air_opcode ) {
case AIOCS_INF_VST:
/*
* Get vendor statistics
*/
pip = (struct atm_pif *)arg;
fup = (Fore_unit *)pip;
if ( pip == NULL )
return ( ENXIO );
snprintf ( ifname, sizeof(ifname),
"%s%d", pip->pif_name, pip->pif_unit );
/*
* Cast response structure onto user's buffer
*/
avr = (struct air_vinfo_rsp *)buf;
/*
* How large is the response structure?
*/
len = sizeof(struct air_vinfo_rsp);
/*
* Sanity check - enough room for response structure?
*/
if ( buf_len < len )
return ( ENOSPC );
/*
* Copy interface name into response structure
*/
if ((err = copyout ( ifname, avr->avsp_intf, IFNAMSIZ)) != 0)
break;
/*
* Advance the buffer address and decrement the size
*/
buf += len;
buf_len -= len;
/*
* Get the vendor stats from the hardware
*/
count = 0;
if ( ( err = fore_get_stats ( fup ) ) == 0 )
{
/*
* Stick as much of it as we have room for
* into the response
*/
count = min ( sizeof(Fore_stats), buf_len );
/*
* Copy stats into user's buffer. Return value is
* amount of data copied.
*/
if ((err = copyout((caddr_t)fup->fu_stats, buf, count)) != 0)
break;
buf += count;
buf_len -= count;
if ( count < sizeof(Fore_stats) )
err = ENOSPC;
}
/*
* Record amount we're returning as vendor info...
*/
if ((err = copyout(&count, &avr->avsp_len, sizeof(int))) != 0)
break;
/*
* Update the reply pointers and lengths
*/
aip->air_buf_addr = buf;
aip->air_buf_len = buf_len;
break;
default:
err = ENOSYS; /* Operation not supported */
break;
}
return (err);
}
/*
* Free Fore-specific device resources
*
* Frees all dynamically acquired resources for a device unit. Before
* this function is called, the CP will have been reset and our interrupt
* vectors removed.
*
* Arguments:
* fup pointer to device unit structure
*
* Returns:
* none
*
*/
void
fore_interface_free(fup)
Fore_unit *fup;
{
/*
* Free up all of our allocated memory
*/
fore_xmit_free(fup);
fore_recv_free(fup);
fore_buf_free(fup);
fore_cmd_free(fup);
/*
* Clear device initialized
*/
if (fup->fu_flags & CUF_INITED) {
fup->fu_flags &= ~CUF_INITED;
}
if (fup->fu_flags & FUF_STATCMD) {
DMA_FREE_ADDR(fup->fu_stats, fup->fu_statsd,
sizeof(Fore_cp_stats), 0);
fup->fu_flags &= ~FUF_STATCMD;
}
return;
}
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